.dis_flex {
    display: flex;
}

.just_sb {
    justify-content: space-between;
}

.just_sa {
    justify-content: space-around;
}

.just_st {
    justify-content: start;
}

.just_end {
    justify-content: end;
}

.al_center {
    align-items: center;
}

.al_start {
    align-items: flex-start;
}

.al_start {
    align-items: flex-end;
}